55804-10-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 55804-10-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,8,0 and 4 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 55804-10:
(7*5)+(6*5)+(5*8)+(4*0)+(3*4)+(2*1)+(1*0)=119
119 % 10 = 9
So 55804-10-9 is a valid CAS Registry Number.